She certainly did get a haircut - notice that in the news, she has short hair suitable for a tomboy, and it's only her snakes that are sticking out.
No idea if the haircut suits her, though. I think it's the first manga I saw where a medusa would have both snakes and hair. It's usually one or the other.
Well and also there’s a note of embarrassment. Like imagine if Sasquatch was hiding in your beard. Wouldn’t you feel like you weren’t doing a good job taking care of your personal hygiene?